About: http://webisa.webdatacommons.org/273440117

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	will break the string $a into an array of strings, splitting wherever there is a tab or a space.
http://www.w3.org/ns/prov#wasQuotedFrom	johndcook.com